Available in green or gray gel-coated finish, our secondary splice boxes offer a superior strength, lightweight and durable field product.

Fiberglass secondary splice boxes are easily installed and are available with a matching lid. Optional threaded inserts provide added security.

ProGlass manufactures the finest fiberglass electrical boxes in the industry. Our commitment to excellence guarantees you will install a satisfactory product - every time. Give us a call today and let’s get started: 1-253-884-4008.

NOTICE: This document (and all of the information, data and designs contained herein) is the property of Power Glass, Inc. DBA ProGlass, Inc. AKA ProGlass, and is to be used only in reference to work proposed or contracted by PROGLASS. This confidential information must not be copied, duplicated, or used without the expressed permission or written consent of PROGLASS. Dimensions (inches) are measured at the intersection of projected adjacent places.